#include <iostream>
using namespace std;

#include "queue.h"

int main()
{
	queue<int> q;
	q.pushBack(10);
	q.pushBack(20);
	q.pushBack(30);
	cout << q.front() << endl;
	q.popFront();
	cout << q.front() << endl;

	for (int i = 0; i < 10; i++)
	{
		q.pushBack(i);
	}
	cout << q.front() << endl;
	cout << q.isEmpty() << endl;
	q.clear();
	cout << q.isEmpty() << endl;
	system("pause");
	return 0;
}